In a dystopian future where everything is deforested and polluted, there is a village where Yatsi lives, a girl who survives with her grandfather in the middle of the Amazon. One day something breaks in him and Yatsi will have to go in search of a mysterious fruit that could save him. She will journey through a toxic river, but on the way, she will meet river beings who pursue her. Yatsi will have to rely on the symbols of her dreams to reach her destination.